Dean: "He's not stupid. He picked the handsome one."And it's the genre show staple: the evil double. And we're talking *really* evil. I mean, dying horribly and thinking it was at the hands of someone you loved? It really bothered me seeing "Dean" hurting Sam. It bothered me seeing him hurt Becky, too.This one emphasized the differences between the brothers. Sam is e-mail, Dean is